potentiate

Etymology

From potent + -i- + -ate (verb-forming suffix), modelled after German potenzieren.

potentiate means to endow with power. Lexicurio rates it Rare gem — a strength score of 82 out of 100.

verb

To endow with power.
To enhance.
To increase the potency (of a drug or biochemical agent).“These antidepressants potentiate the analgesic action of opiates.”